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Finding the Fourth Proportional to 629.34, 942.18 and 466.23

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Solution

The fourth proportional to 629.34, 942.18 and 466.23 is: 697.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    629.34 : 942.18 = 466.23 : x
  2. Step 2: Convert to fraction form
    629.34/942.18 = 466.23/x
  3. Step 3: Cross multiply
    629.34x = 942.18 × 466.23
  4. Step 4: Simplify right side
    629.34x = 439,272.58
  5. Step 5: Solve for x
    x = 439,272.58/629.34
  6. Step 6: Final answer
    x = 697.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.